Reference topics

This section provides more information about topics in the Recognizer and Training APIs.

Audio formats

Accepted audio formats.


Default values for all recognition request fields.

Formatted text

Formatting schemes and options for precise control of recognition results.

Recognition resources

Resources for facilitating and customizing recognition: data packs, domain language models, wordsets, and speaker profiles.


Recognition results and how to tailor them to give a short or long response.

Status codes

HTTP status codes.

Timers and timeouts

Timers and timeouts for limiting silence and recognition.

Wakeup words

Words to activate recognition requests and how to add them to your applications.